1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */ 
17  
18  package org.apache.commons.codec;
19  
20  import java.util.Arrays;
21  import java.util.Collections;
22  import java.util.List;
23  
24  import junit.framework.TestCase;
25  
26  import org.apache.commons.codec.language.DoubleMetaphone;
27  import org.apache.commons.codec.language.Soundex;
28  
29  /**
30   * Test cases for the StingEncoderComparator.
31   * 
32   * @author Apache Software Foundation
33   * @version $Id: StringEncoderComparatorTest.java 480406 2006-11-29 04:56:58Z bayard $
34   */
35  public class StringEncoderComparatorTest extends TestCase {
36  
37      public StringEncoderComparatorTest(String name) {
38          super(name);
39      }
40  
41      public void testComparatorNoArgCon() throws Exception {
42          new StringEncoderComparator();
43      }        
44  
45      public void testComparatorWithSoundex() throws Exception {
46          StringEncoderComparator sCompare = 
47              new StringEncoderComparator( new Soundex() );
48  
49          assertTrue( "O'Brien and O'Brian didn't come out with " +
50                      "the same Soundex, something must be wrong here",
51                      0 == sCompare.compare( "O'Brien", "O'Brian" ) );
52      }
53      
54      public void testComparatorWithDoubleMetaphone() throws Exception {
55          StringEncoderComparator sCompare =
56              new StringEncoderComparator( new DoubleMetaphone() );
57              
58          String[] testArray = { "Jordan", "Sosa", "Prior", "Pryor" };
59          List testList = Arrays.asList( testArray );        
60          
61          String[] controlArray = { "Jordan", "Prior", "Pryor", "Sosa" };
62  
63          Collections.sort( testList, sCompare);            
64          
65          String[] resultArray = (String[]) testList.toArray(new String[0]);
66          
67          for( int i = 0; i < resultArray.length; i++) {
68              assertEquals( "Result Array not Equal to Control Array at index: " + i, controlArray[i], resultArray[i] );
69          }
70      }
71  
72      public void testComparatorWithDoubleMetaphoneAndInvalidInput() throws Exception {
73          StringEncoderComparator sCompare =
74              new StringEncoderComparator( new DoubleMetaphone() );
75             
76          int compare = sCompare.compare(new Double(3.0), new Long(3));
77          assertEquals( "Trying to compare objects that make no sense to the underlying encoder should return a zero compare code",
78                                  0, compare);        
79          
80      }
81  }